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Equivalent fractions

This task is about working with equivalent fractions.

a) i) Which fraction is not equivalent to

\frac{1}{4}

$1 \over 4$ ?

(A)

\frac{4}{16}

$4 \over 16$

(B)

\frac{8}{32}

$8 \over 32$

(C)

\frac{12}{64}

$12 \over 64$

(D)

\frac{32}{128}

$32 \over 128$

ii) Which fraction is not equivalent to

\frac{15}{45}

$15 \over 45$ ?

(A)

\frac{6}{18}

$6 \over 18$

(B)

\frac{8}{27}

$8 \over 27$

(C)

\frac{12}{36}

$12 \over 36$

(D)

\frac{18}{54}

$18 \over 54$

b) Write these fractions in their simplest form.

	i)	$3 \over 15$	=
	ii)	$18 \over 24$	=
	iii)	$15 \over 21$	=